DNA<span> is a long polymer with deoxyribose and phosphate backbone. Having four different nitrogenous bases: adenine, guanine, cytosine and thymine. </span>RNA<span> is a polymer with a ribose and phosphate backbone. Four different nitrogenous bases: adenine, guanine, cytosine, and uracil.</span><span />
Humanism incorporates a variety of therapeutic techniques, including Rogerian (person-centered) therapy, and often emphasizes a goal of self-actualization.
I have a question. Where are "which of these?"
We need oxygen in our blood to full our bodies cells. If we weren't getting enough oxygen into our bloodstream cells could die